Table 1 Socio-demographic characteristics of participants by allocated front-of-pack nutrition label (n = 2194)
GDA (n = 725) | MTL (n = 734) | WL (n = 735) | Chi-square P value | |
|---|---|---|---|---|
Gender, n(%) | ||||
Female | 422 (58.2) | 434 (59.1) | 406 (55.2) | 0.29 |
Male | 303 (41.8) | 300 (40.9) | 329 (44.8) | |
Age, n(%) | ||||
21–29 y | 348 (48.0) | 350 (47.7) | 363 (49.4) | 0.85 |
30–49 y | 194 (26.8) | 193 (26.3) | 179 (24.4) | |
50 and over | 183 (25.2) | 191 (26.0) | 193 (26.3) | |
Marital status, n(%) | ||||
Divorced/Single/Widow | 371 (51.17) | 362 (49.32) | 382 (51.97) | 0.58 |
Married/partner | 354 (48.83) | 372 (50.68) | 353 (48.03) | |
Household monthly income (MXN pesos), mean (SD) | ||||
< $2699 | 134 (18.5) | 128 (17.4) | 137 (18.6) | 0.99 |
$2700-6799 | 225 (31.0) | 236 (32.2) | 233 (31.7) | |
$6800-11,599 | 190 (26.2) | 193 (26.3) | 188 (25.6) | |
$11,600-34,99 | 126 (17.4) | 125 (17.0) | 133 (18.1) | |
> $35,000 | 50 (6.9) | 52 (7.1) | 44 (6.0) | |
Education level, n (%) | ||||
Secondary school and lower | 139 (19.2) | 135 (18.4) | 132 (18.0) | 0.98 |
High-school | 227 (31.3) | 243 (33.1) | 247 (33.6) | |
Undergraduate | 316 (43.6) | 315 (42.9) | 315 (42.9) | |
Graduate | 43 (5.9) | 41 (5.6) | 41 (5.6) | |
Occupation, n (%) | ||||
Student | 184 (25.4) | 185 (25.2) | 176 (24.0) | 0.60 |
Home maker | 110 (15.2) | 108 (14.7) | 105 (14.3) | |
Employee | 321 (44.3) | 326 (44.4) | 321 (43.7) | |
Salesman/woman | 63 (8.7) | 59 (8.0) | 60 (8.2) | |
Other | 47 (6.5) | 56 (7.6) | 73 (9.9) | |
Body Mass Index categories, n (%)a | ||||
Underweight | 15 (2.1) | 15 (2.0) | 23 (3.1) | 0.86 |
Normal weight | 330 (45.5) | 333 (45.4) | 330 (44.9) | |
Overweight | 287 (39.6) | 292 (39.8) | 293 (39.9) | |
Obesity | 93 (12.8) | 94 (12.8) | 89 (12.1) | |
Previous diagnosis of chronic disease, n (%) | ||||
Diabetes | 57 (7.9) | 62 (8.5) | 63 (8.6) | 0.87 |
Hypertension | 90 (12.4) | 87 (11.9) | 90 (12.2) | 0.95 |
High cholesterol | 81 (11.2) | 81 (11.0) | 82 (11.2) | 1.00 |
High triglycerides | 70 (9.7) | 77 (10.5) | 85 (11.6) | 0.49 |
Interest in health, n (%)b | ||||
Not interested or a little interested | 148 (20.4) | 149 (20.3) | 176 (24.0) | 0.41 |
Very interested | 577 (79.6) | 585 (79.7) | 559 (76.1) | |
Nutrition knowledge, n (%)c | ||||
Not knowledgeable | 149 (20.5) | 153 (20.8) | 151 (20.5) | 1.00 |
A little knowledgeable | 299 (41.2) | 300 (40.9) | 306 (41.6) | |
Somewhat and very knowledgeable | 277 (38.2) | 281 (38.3) | 278 (37.8) | |
Weekly expenditure in groceries | ||||
Less than 1500 MXN | 471 (65.0) | 473 (64.4) | 485 (66.0) | 0.878 |
Between 1500 and 3000 MXN | 235 (32.4) | 237 (32.3) | 226 (30.8) | |
More than 3000 MXN | 19 (2.6) | 24 (3.3) | 24 (3.3) | |